body {
  height: 100%;
  margin: 0;
  color: rgba(0, 0, 0, 0.65);
  font-size: 14px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
  font-variant: tabular-nums;
  line-height: 1.5;
  background: rgb(247, 247, 247);
  -webkit-font-feature-settings: 'tnum';
  font-feature-settings: 'tnum';
}

html,
#root {
  height: 100%;
}